Activities Quiz
1.

Ovules are found within structure _____. (Activity 38A)

question #1

A
B
C
D
E


2.

Which of these is unique to flowering plants? (Activity 38A)

a dominant sporophyte generation
an embryo surrounded by nutritive tissue
haploid gametophytes
double fertilization
pollen production


3.

The male gametophytes of flowering plants are also referred to as _____. (Activity 38A)

endosperm
male sporophytes
megaspores
pollen grains
embryo sacs


4.

In flowering plants the integument of the ovule develops into a(n) _____. (Activity 38A)

endosperm
cotyledon
fruit
sporophyte
seed coat


5.

A carpel is composed of _____. (Activity 38A)

ovary, ovule, and anther
ovule, megasporocyte, and anther
zygote, anther, and endosperm
stigma, style, and ovary
petal, sepal, and stamen


6.

In flowering plants one megaspore gives rise to _____ nuclei. (Activity 38A)

four diploid
four haploid
eight haploid
eight diploid
microsporangia


7.

A stamen consists of _____. (Activity 38A)

anther and filament
stigma and style
stigma and anther
stigma and filament
ovary and sepal


8.

Pollination is the transfer of pollen grain to the _____ of a flower on the same plant or another plant of the same species. (Activity 38A)

style
anther
ovulate cones
stigma
ovary


9.

What is endosperm? (Activity 38B)

the male portion of a flowering plant
via cotyledons, a source of food for the embryo
the leaves that are a part of the embryo
the female portion of a flowering plant
tissue that develops into a protective seed coat surrounding the embryo


10.

The pointer is indicating a diploid cell that develops into the _____. (Activity 38B)

question #10

endosperm
ovule
seed coat
carpel
embryo


11.

Fruits evolved primarily as structures specialized to _____. (Activity 38B)

protect seeds
disperse seeds
protect pollen
provide food for humans
provide a source of food to the plant's embryo


12.

Why is golden rice pale yellow in color? (Activity 38B)

It is rich in chlorophyll a.
It is nutrient-poor.
It is rich in beta-carotene.
It is rich in chlorophyll b.
It is rich in phycobilins.


13.

Which of these is a symptom of vitamin A deficiency? (Activity 38C)

osteoporosis
impaired taste perception
overstimulation of the immune system
blindness
impaired blood clotting


14.

Which of these is a vitamin A precursor? (Activity 38C)

cobalamin
pyridoxine
plasmid
beta-carotene
thiamin


15.

The transfer of antibiotic-resistant genes from genetically engineered bacteria to disease-causing bacteria _____. (Activity 38C)

would, if it occurred, be no cause for concern
has occurred
is likely to occur
can never occur
seems unlikely



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publishing as Benjamin Cummings